package com.bite.order.service;

import com.bite.order.mapper.OrderMapper;
import com.bite.order.model.OrderInfo;
import com.bite.order.model.ProductInfo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

import java.util.List;
@Slf4j
@Service
public class OrderService {
    @Autowired
    private OrderMapper orderMapper;
    @Autowired
    private RestTemplate restTemplate;
    @Autowired
    private DiscoveryClient discoveryClient;
    public OrderInfo selectOrderById(Integer orderId){
        OrderInfo orderInfo = orderMapper.selectOrderById(orderId);
        //String url = "http://127.0.0.1:9090/product/" + orderInfo.getProductId();
        List<ServiceInstance> instances = discoveryClient.getInstances("product-service");
        String uri = instances.get(0).getUri().toString();
        String url = uri + "/product/" + orderInfo.getProductId();
        log.info("远程调用url:{}",url);
        ProductInfo productInfo = restTemplate.getForObject(url, ProductInfo.class);
        orderInfo.setProductInfo(productInfo);
        return orderInfo;
    }
}
